Home / 47,046.40-64,925.06-26,905.12

Finding the Fourth Proportional to 47,046.40, 64,925.06 and 26,905.12

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Solution

The fourth proportional to 47,046.40, 64,925.06 and 26,905.12 is: 37,129.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,046.40 : 64,925.06 = 26,905.12 : x
  2. Step 2: Convert to fraction form
    47,046.40/64,925.06 = 26,905.12/x
  3. Step 3: Cross multiply
    47,046.40x = 64,925.06 × 26,905.12
  4. Step 4: Simplify right side
    47,046.40x = 1,746,816,530.31
  5. Step 5: Solve for x
    x = 1,746,816,530.31/47,046.40
  6. Step 6: Final answer
    x = 37,129.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.